package com.whf.security.browser.Authentication;

import com.fasterxml.jackson.databind.ObjectMapper;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.Authentication;
import org.springframework.security.web.authentication.AuthenticationSuccessHandler;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * 登陆成功处理类(一定要将该类配置到BrowserSecurityConfig中去)
 * 登陆成功时会被调用
 * Authentication中分装了认证信息和用户信息
 */
@Slf4j
@Component("myAuthenticationSuccessHandler")
public class MyAuthenticationSuccessHandler implements AuthenticationSuccessHandler{

    @Autowired
    private ObjectMapper objectMapper;//json转换工具

    @Override
    public void onAuthenticationSuccess(HttpServletRequest request,
                                        HttpServletResponse response,
                                        Authentication authentication) throws IOException, ServletException {

        log.info("[登陆成功处理]");
        response.setContentType("application/json;charset=UTF-8");
        //将authentication转为json写回页面
        response.getWriter().write(objectMapper.writeValueAsString(authentication));

    }
}
